package com.web;

public class YeYuXuanLiYaLi {
    public static void main(String[] args) {
        System.out.println(kanKanNed());
    }

    public static String kanKanNed() {
        if (Math.random() > 0.5) {
            return "可以";
        } else {
            return "不行";
        }
    }
}
